What will skin, hair and nail supplements do for my skin hair and nails?

How long does it take for them to start working?





Will they make my hair grow?





Were they worth buying?





Thank you so much %26lt;333What will skin, hair and nail supplements do for my skin hair and nails?
well i heard people raving about biotin and they said like in about a month.





but i just use regular supplement and it works [teen source's, centrum] that u can get a wal mart. take 1 or 2 a week. it usually takes a while like 2 months, but if u continue taking 1/2 a week, it works really well. it makes ur hair and nails grow stronger and longerWhat will skin, hair and nail supplements do for my skin hair and nails?
Eat a healthy balanced diet.